Made of - Ruby is made up of chromium (pic of chromium)
Made of (atoms) - The type of atoms in a Ruby are AI2O3:Cr/ is formed from corundum
Crystals - A Ruby has trigonal crystals
Fracture - A Ruby has an uneven or jagged fracture
Cleavage - none
Streak - A Ruby has a white streak
Special characteristics - A Ruby glows red under a fluorescent light
Luster - A Rubies luster is vitreous
Formed - A Ruby crystals are formed at 620 - 670 C, they are formed in high grade metamorphic environments
Uses - Some of the uses for a ruby are jewelry, lasers, used as currency
Where they are found - Rubies are most often found in Africa, Asia, Australia, and Greenland, but can also be found in the states of Montana and South Carolina. Rubies is not found in Iowa.
Austin Roys / Drew Wintermote
Hardness - A Ruby is 9.0 on the Mohs scale
Color - A Ruby is pink to blood red
Made of - Ruby is made up of chromium (pic of chromium)
Made of (atoms) - The type of atoms in a Ruby are AI2O3:Cr/ is formed from corundum
Crystals - A Ruby has trigonal crystals
Fracture - A Ruby has an uneven or jagged fracture
Cleavage - none
Streak - A Ruby has a white streak
Special characteristics - A Ruby glows red under a fluorescent light
Luster - A Rubies luster is vitreous
Formed - A Ruby crystals are formed at 620 - 670 C, they are formed in high grade metamorphic environments
Uses - Some of the uses for a ruby are jewelry, lasers, used as currency
Where they are found - Rubies are most often found in Africa, Asia, Australia, and Greenland, but can also be found in the states of Montana and South Carolina. Rubies is not found in Iowa.
Density - The density of a Ruby is 4 g/ml
sources:
http://en.wikipedia.org/wiki/Ruby
http://www.ehow.com/about_5254905_uses-gemstone-ruby.html
http://www.answerbag.com/q_view/52420
http://www.ehow.com/about_5047576_density-ruby.html
http://wiki.answers.com/Q/How_are_rubies_formed